What organelle communicates within the cell?

For this question look at the hydropic diagram water that is heated by the sun evaporates. select the number that represents it.

In 2001, records showed that local stocks of fish were down worldwide. yet, records of harvests indicated that fish were being taken at records rates. what was actually happening?

Tropical rain forests support more species per unit area than any other terrestrial ecosystem. what is one way rain forests are important to the health of the biosphere?